2019339970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2081}}^1\times {\mathrm{4219}}^1$

素因数の和:6330

約数の個数: 32

約数和(自身を含む): 3795569280

約数和(自身を除く): 1776229310

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 2081, 4162, 4219, 8438, 10405, 20810, 21095, 42190, 47863, 95726, 97037, 194074, 239315, 478630, 485185, 970370, 8779739, 17559478, 43898695, 87797390, 201933997, 403867994, 1009669985, 2019339970]

約数ペア:

[(1, 2019339970), (2, 1009669985), (5, 403867994), (10, 201933997), (23, 87797390), (46, 43898695), (115, 17559478), (230, 8779739), (2081, 970370), (4162, 485185), (4219, 478630), (8438, 239315), (10405, 194074), (20810, 97037), (21095, 95726), (42190, 47863)]